public IList <HashedFingerprint> ReadHashedFingerprintsByTrackReference(IModelReference trackReference)
{
var subFingerprints = storage.ReadSubFingerprintByTrackReference(trackReference);
return(subFingerprints.Select(data => new HashedFingerprint(
data.Hashes,
data.SequenceNumber,
data.SequenceAt,
data.Clusters))
.ToList());
}
private InMemoryModelService(ITrackDao trackDao, ISubFingerprintDao subFingerprintDao, ISpectralImageDao spectralImageDao, IRAMStorage ramStorage)
{
this.ramStorage = ramStorage;
Id = "in-memory-model-service";
TrackDao = trackDao;
SubFingerprintDao = subFingerprintDao;
SpectralImageDao = spectralImageDao;
IModelReference?lastTrackReference = null;
uint maxTrackId = 0;
if (ramStorage.Tracks.Any())
{
(lastTrackReference, maxTrackId) = ramStorage.Tracks.Keys
.Select(_ => (_, _.Get <uint>()))
.OrderByDescending(_ => _.Item2)
.First();
}
uint maxSubFingerprintId = 0;
if (lastTrackReference != null)
{
maxSubFingerprintId = ramStorage
.ReadSubFingerprintByTrackReference(lastTrackReference)
.Max(_ => _.SubFingerprintReference.Get <uint>());
}
modelReferenceTracker = new UIntModelReferenceTracker(maxTrackId, maxSubFingerprintId);
uint maxSpectralImageId = 0;
if (lastTrackReference != null)
{
var spectralImages = ramStorage.GetSpectralImagesByTrackReference(lastTrackReference).ToList();
if (spectralImages.Any())
{
maxSpectralImageId = spectralImages.Max(_ => _.SpectralImageReference.Get <uint>());
}
}
spectralReferenceProvider = new UIntModelReferenceProvider(maxSpectralImageId);
}
public IEnumerable <SubFingerprintData> ReadHashedFingerprintsByTrackReference(IModelReference trackReference)
{
return(storage.ReadSubFingerprintByTrackReference(trackReference));
}
